<?php

namespace App\Package\Finance\Contracts;

/**
 * 操作数接口
 *
 * Interface OperandContract
 * @package App\Package\Finance\Contracts
 * Date: 2018/6/6
 * @author George
 */
interface OperandContract extends ElementContract
{
	/**
	 * 查询数据库的数据
	 *
	 * Date: 2018/6/6
	 * @author George
	 * @param string $table
	 * @param array $field
	 * @param array $condition
	 * @return mixed
	 */
	public function query(string $table, array $field, array $condition);
}
